Finding the Third Proportional to 13,605 and 27,942

Step by Step Solution

1. Step 1: Write the proportion equation
   13,605 : 27,942 = 27,942 : x
2. Step 2: Convert to fraction form
   13,605/27,942 = 27,942/x
3. Step 3: Cross multiply
   13,605x = 27,942 × 27,942
4. Step 4: Simplify right side
   13,605x = 780,755,364
5. Step 5: Solve for x
   x = 780,755,364/13,605
6. Step 6: Final answer
   x = 57,387.38